What is the S. I. unit of C. G.S ?​

An object's buoyant force and weight mean the same thing.a. trueb. false

Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?

When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is